Table list used by SAP ABAP Program RUTCHKDB (DD: ABAP Dictionary/Database Consistency Check)

#	Object Type	Object Name	Object Description

1	Table	DBDIFF	Definition of (Intended) Differences Between DD and DB
2	Table	DBFIELD	Field description for database tables
3	Table	DBFTYPE	DB fields with type and type string
4	Table	DBOBJECT	Name of a Database Object (Table, Index, View)
5	Table	DCOBJDEF	Name of a DDIC object with status
6	Table	DD02L	SAP Tables
7	Table	DD02V	Generated Table for View
8	Table	DD04L	Data elements
9	Table	DD06L	Pool/cluster structures
10	Table	DD07T	DD: Texts for Domain Fixed Values (Language-Dependent)
11	Table	DD12L	R/3 S_SECINDEX: secondary indexes, header;
12	Table	DD12V	Generated Table for View
13	Table	DD17S	R/3 S_SECINDEX: secondary indexes, fields
14	Table	DD17V	Secondary index fields with language key
15	Table	DD25L	Aggregate Header (Views, MC Objects, Lock Objects)
16	Table	DD40L	Table types (internal tables defined in DD)
17	Table	DDFIELD	DB-relevant description of DD table fields
18	Table	DDFIXVALUE	Description of a Fixed Value
19	Table	DDOBJCOST	DD: Relative costs per DD object type
20	Table	DDOBJDIR	DD: Structure for Objects in Mass Checks
21	Table	DDREFSTRUC	DD: General Reference Structure in ABAP Dictionary
22	Table	TADIR	Directory of Repository Objects
23	Table	TBATG	Control table for batch table conversion
24	Table	X030L	Nametab Header, Database Structure DDNTT
25	Table	X031L	Nametab Structure, Database Structure DDNTF